2 in r4c4 7 in r7c6 - Sole Candidate
6 in r7c4 2 in r8c6 - Sole Candidate
5 in r7c7 5 in r9c5 - Sole Candidate
9 in r7c1 3 in r8c5 - Sole Candidate
3 in r1c7 6 in r4c8 7 in r5c5 - Unique Horizontal
2 in r1c5 3 in r6c8 - Unique Vertical
6 not in r1c9, it is in r2c7 or r2c9 (Row on 3x3 Block interaction)
5 not in r5c1, it is in r4c1 or r4c2 (Row on 3x3 Block interaction)
5 not in r5c2, it is in r4c1 or r4c2 (Row on 3x3 Block interaction)
8 not in r6c2, it is in r5c2 or r5c3 (Row on 3x3 Block interaction)
2 not in r5c7, it is in r6c7 or r6c9 (Row on 3x3 Block interaction)
2 not in r5c9, it is in r6c7 or r6c9 (Row on 3x3 Block interaction)
1 in r6c2 - Sole Candidate
8 in r5c2 - Sole Candidate
3 in r7c2 - Sole Candidate

... for the rest,
there is not need to tell you how to continue.
(only for a "Maß Bier", a bottle of red wine, or a barell of whisky)